It's not the same scanner (SCX 4500 <> SCX 4705).
In my case I also had to install "suld-scanner-usblp-fix". You can try to change usb socket, if possible directly on the motherboard. Check this page https://www.bchemnet.com/suldr/scanning.html
In my case I also had to install "suld-scanner-usblp-fix". You can try to change usb socket, if possible directly on the motherboard. Check this page https://www.bchemnet.com/suldr/scanning.html